He chose to voluntarily surrender himself in hopes of receiving leniency.

他选择自首，希望能得到宽大处理。

If you voluntarily surrender yourself, the law will be more lenient with you.

如果你自首，法律会对你更宽容。

The police advised him to voluntarily surrender himself to reduce his punishment.

警察建议他自首，以减轻处罚。

He decided to voluntarily surrender himself because he didn't want to run anymore.

他决定自首，因为他不想再逃避。

Criminal elements who voluntarily surrender may be given a lesser punishment or a mitigated punishment.

对于自首的犯罪分子,可以从轻或者减轻处罚.

Criminal elements who voluntarily surrender may BE given a lesser punishment or a mitigated punishment.

对于自首的犯罪分子，可以从轻或者减轻处罚。

In the judicial practice, the confirmation of voluntarily surrender is the most difficult and complex part of the application of surrendered system.

司法实践中，自动投案的认定是适用自首制度中最为困难与复杂的部分。